National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Sioux Falls, Foss Field (KFSD)

Lat: 43.58°NLon: 96.75°WElev: 1427ft.

Mostly Cloudy

21°F

-6°C

Humidity 85%
Wind Speed SW 5 mph
Barometer 29.97 in (1017.2 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 1 Feb 5:56 am CST
Extended Forecast for

Harrisburg SD

  • Today

    Today: Mostly cloudy, with a high near 37. West southwest wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 37 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 17. North northwest wind 5 to 10 mph.

    Low: 17 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 30. East northeast wind around 5 mph.

    High: 30 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 15. East northeast wind around 5 mph.

    Low: 15 °F

    Chance Snow

  • Tuesday

    Tuesday: A 20 percent chance of snow before noon. Mostly cloudy, with a high near 28. Northeast wind around 5 mph becoming north northwest in the afternoon.

    High: 28 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 16. Calm wind becoming northwest around 5 mph after midnight.

    Low: 16 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 34.

    High: 34 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 37. West southwest wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.
Tonight
Mostly cloudy, with a low around 17. North northwest wind 5 to 10 mph.
Monday
Mostly cloudy, with a high near 30. East northeast wind around 5 mph.
Monday Night
A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 15. East northeast wind around 5 mph.
Tuesday
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 28. Northeast wind around 5 mph becoming north northwest in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 16. Calm wind becoming northwest around 5 mph after midnight.
Wednesday
Mostly cloudy, with a high near 34.
Wednesday Night
Mostly cloudy, with a low around 22.
Thursday
Mostly sunny, with a high near 45.
Thursday Night
Partly cloudy, with a low around 27.
Friday
Partly sunny, with a high near 36.
Friday Night
Partly cloudy, with a low around 14.
Saturday
Mostly sunny, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harrisburg SD
 43.43°N 96.7°W (Elev. 1421 ft)
Last Update:
5:23 am CST Feb 1, 2026
Forecast Valid:
6am CST Feb 1, 2026-6pm CST Feb 7, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation